Unknown & Unclassified nonprofits

Unknown & Unclassified nonprofits. Browse 557,756 public nonprofit profiles. Review organization identities, available filing years, and their complete CharitySense profiles.

Location refers to headquarters recorded in public sources, not an organization’s service area. Classification describes its reported category and does not assess its effectiveness.

Nonprofit profiles

  1. United Safety Response Association

    EIN 831890726 · Headquarters: Clinton, MI, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  2. United Sagamu International Inc Washington Dc Metropolitan Chapter

    EIN 455279785 · Headquarters: Lanham, MD, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  3. United Savers Trust Credit Union

    EIN 741476892 · Headquarters: Houston, TX, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  4. United Saving Animals Inc

    EIN 412690351 · Headquarters: Las Vegas, NV, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. United Scenic Artists Loc USA-829 Iatse

    EIN 131426730 · Headquarters: New York, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  6. United Schmilowitzer Benevolent Society Inc

    EIN 116049028 · Headquarters: Spring Valley, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. United School Administrators Inc

    EIN 480801251 · Headquarters: TOPEKA, KS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  8. United Schoolemployees of Pasco Inc

    EIN 237410480 · Headquarters: LAND O LAKES, FL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  9. United Schutzhund Clubs of America

    EIN 942661522 · Headquarters: Arnold, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  10. United Scioto Senior Activities

    EIN 310954471 · Headquarters: PORTSMOUTH, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  11. United Scottish Clans of Oklahoma

    EIN 731256138 · Headquarters: Oklahoma City, OK, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  12. United Scottsdale Firefighters Association

    EIN 473522057 · Headquarters: SCOTTSDALE, AZ, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  13. United Seamens Service Inc

    EIN 135562370 · Headquarters: JERSEY CITY, NJ, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  14. United Search and Rescue of Montezuma County Inc

    EIN 841142681 · Headquarters: Cortez, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. United Search and Rescue Support

    EIN 421858720 · Headquarters: Delta, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. United Seattle Bellevue Korean School

    EIN 911701540 · Headquarters: MERCER ISLAND, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  17. United Security Forces of America International Union

    EIN 463637605 · Headquarters: Alliance, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  18. United Security Officers of America

    EIN 262078425 · Headquarters: Davie, FL, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  19. United Security Officers of America - Ugsoa Local 171

    EIN 262966360 · Headquarters: NEWARK, NJ, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. United Security Officers of America Local 821

    EIN 272783157 · Headquarters: EASTCHESTER, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  21. United Security Professionals Local 1

    EIN 464507327 · Headquarters: Monticello, MN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. United Security Professionals of America International Union

    EIN 455597323 · Headquarters: Inverness, FL, USA · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-EZ

  23. United Security Professionals of America Local 08

    EIN 800886589 · Headquarters: TONOPAH, AZ, USA · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-EZ

  24. United Security Professionals of America Local No 7

    EIN 455608488 · Headquarters: Inverness, FL, USA · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-EZ

  25. United Security Workers of America

    EIN 721263925 · Headquarters: New Orleans, LA, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  26. United Self-help

    EIN 990257124 · Headquarters: HONOLULU, HI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  27. United Senior Citizens Association Inc

    EIN 411389214 · Headquarters: REDWOOD FALLS, MN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. United Senior Citizens of Sunset Park Inc

    EIN 112358277 · Headquarters: BROOKLYN, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  29. United Senior Housing Inc

    EIN 237235071 · Headquarters: ABERDEEN, SD, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ

  30. United Seniors Inc

    EIN 880139352 · Headquarters: OVERTON, NV, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  31. United Seniors of Eldorado Springs Mo

    EIN 431493495 · Headquarters: El Dorado Springs, MO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. United Seniors of Oakland and Alameda County

    EIN 943092404 · Headquarters: Oakland, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  33. United Serbian Society

    EIN 366128595 · Headquarters: PARK RIDGE, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  34. United Serpents

    EIN 570892076 · Headquarters: Columbia, SC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. United Service and Allied Workers of Rhode Island

    EIN 320082833 · Headquarters: Providence, RI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  36. United Service Association for Health Care Foundation

    EIN 752308321 · Headquarters: Arlington, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. United Service Foundation Inc

    EIN 237038781 · Headquarters: LANCASTER, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  38. United Service Workers of America

    EIN 823549776 · Headquarters: BRIARWOOD, NY, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  39. United Service Workers of America

    EIN 923788498 · Headquarters: NEW ROCHELLE, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  40. United Service Workers Union

    EIN 111772919 · Headquarters: NEW ROCHELLE, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  41. United Service Workers Union

    EIN 113520559 · Headquarters: NEW ROCHELLE, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  42. United Service Workers Union

    EIN 133692072 · Headquarters: NEW ROCHELLE, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  43. United Service Workers Union

    EIN 133844658 · Headquarters: NEW ROCHELLE, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  44. United Service Workers Union

    EIN 200034536 · Headquarters: New Rochelle, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  45. United Service Workers Union

    EIN 200034549 · Headquarters: HACKENSACK, NJ, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  46. United Service Workers Union

    EIN 202129882 · Headquarters: NEW ROCHELLE, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  47. United Service Workers Union

    EIN 223080286 · Headquarters: NEW ROCHELLE, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  48. United Service Workers Union

    EIN 330441958 · Headquarters: NEW ROCHELLE, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  49. United Service Workers Union Iujat National Union

    EIN 113040611 · Headquarters: NEW ROCHELLE, NY, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  50. United Service Workers West Seiu Usww

    EIN 274016819 · Headquarters: LOS ANGELES, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  51. United Servicers Association Inc

    EIN 363879258 · Headquarters: SARASOTA, FL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. United Services Agency Inc

    EIN 770311835 · Headquarters: SANTA CRUZ, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  53. United Services Alliance

    EIN 921305399 · Headquarters: Clearwater, FL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. United Services of Autauga County Inc

    EIN 237079739 · Headquarters: PRATTVILLE, AL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  55. United Shoe Retailers Association

    EIN 953332154 · Headquarters: Valencia, CA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  56. United Sikh Gurdwara of Indian

    EIN 333293434 · Headquarters: INDIANAPOLIS, IN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  57. United Skim Tour

    EIN 205490431 · Headquarters: Laguna Beach, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. United Slate & Comp Roofers Local 37

    EIN 250416165 · Headquarters: NEW KENSINGTON, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  59. United Slate Tile Comp Rf Dp Wp Assoc

    EIN 901137134 · Headquarters: BATON ROUGE, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. United Soccer Alliance

    EIN 203687059 · Headquarters: Cameron Park, CA, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  61. United Soccer Association of North Caldwell Inc

    EIN 205128494 · Headquarters: NORTH CALDWELL, NJ, USA · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-EZ

  62. United Soccer Club of West Bend Inc

    EIN 391691558 · Headquarters: West Bend, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. United Soccer League Players Association

    EIN 873484013 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  64. United Soccer of Auburn Inc

    EIN 042938770 · Headquarters: AUBURN, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  65. United Social & Mental Health Resources Inc

    EIN 222896309 · Headquarters: DAYVILLE, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  66. United Social & Mental Health Services Inc

    EIN 222911611 · Headquarters: DAYVILLE, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  67. United Social Services of the Society Fo

    EIN 136161340 · Headquarters: NEW YORK, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  68. United Society of Friends Women Trust

    EIN 237089265 · Headquarters: FARMING HILLS, MI, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-PF

  69. United Society of Pastel Artists Inc

    EIN 272676777 · Headquarters: Dana Point, CA, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  70. United Soles

    EIN 851379005 · Headquarters: Canton, OH, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  71. United Souls for Women Inc

    EIN 844862177 · Headquarters: Trumbull, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  72. United South and Eastern Tribesinc

    EIN 591315904 · Headquarters: NASHVILLE, TN, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  73. United Southeast Alaska Gillnetters

    EIN 920071232 · Headquarters: Petersburg, AK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. United Spanish War Veterans

    EIN 736102840 · Headquarters: Wilburton, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  75. United Spanish War Veterans Colony Volunteer Fire Department Inc

    EIN 473147610 · Headquarters: Wilburton, OK, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  76. United Special Sportsman Alliance I

    EIN 300154197 · Headquarters: PITTSVILLE, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  77. United Spinal Association Inc

    EIN 821435346 · Headquarters: Gilbert, AZ, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  78. United Spinal Association Inc

    EIN 851032909 · Headquarters: Nipomo, CA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  79. United Spinal Association of Nebraska

    EIN 923154839 · Headquarters: Omaha, NE, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  80. United Spiritual Kingdom Inc

    EIN 237325954 · Headquarters: RODESSA, LA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  81. United Spiritualist Church

    EIN 237079376 · Headquarters: Gardena, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  82. United Sportsmen Inc

    EIN 946127554 · Headquarters: CONCORD, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  83. United Sportsmens Club

    EIN 431319528 · Headquarters: JEFFERSON CITY, MO, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  84. United Square Dancers Association

    EIN 952388299 · Headquarters: BAKERSFIELD, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. United Square Dancers of America

    EIN 334755229 · Headquarters: Sunnyvale, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. United Square Dancers of America

    EIN 363239666 · Headquarters: Berwyn, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. United Square Dancers of America

    EIN 880105548 · Headquarters: Reno, NV, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. United Square Dancers of America

    EIN 934140000 · Headquarters: Hickory, NC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. United Square Dancers of America

    EIN 992983167 · Headquarters: Acworth, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. United Square Dancers of America Inc Legacy Front Range Square Dance

    EIN 883693347 · Headquarters: FORT COLLINS, CO, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  91. United Stadium Group

    EIN 461198162 · Headquarters: Eugene, OR, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  92. United Staff - Unm

    EIN 850321342 · Headquarters: Albuquerque, NM, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. United Staff Association

    EIN 133585758 · Headquarters: Amawalk, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  94. United Staff Association Welfare Fund

    EIN 133034049 · Headquarters: AMAWALK, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  95. United Staff Union

    EIN 541062743 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  96. United Staff Union of Wisconsin

    EIN 237086034 · Headquarters: Green Bay, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  97. United Stars of the Upstate Booster Club Inc

    EIN 830996038 · Headquarters: Duncan, SC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  98. United State Coast Guard Chief Petty Officers Association

    EIN 920111911 · Headquarters: Springfield, VA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  99. United State Diving Inc

    EIN 814836983 · Headquarters: Rosemount, MN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  100. United State War Dogs Heritage Museum a Nj Nonprofit Corporate

    EIN 923903492 · Headquarters: BURLINGTON, NJ, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

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